because there were 5 people
Clay Jackson is 6' 6".
Alvin Jackson is 5' 10".
There is no book 6 in The Percy Jackson series.
Jackson Rayfield is 6'.
Jackson Mcqueen is 6'.
Jackson Walker is 6'.
Jackson Mullane is 6'.
Daren Jackson is 6'.
Denny Jackson is 6'.
Mays Jackson is 6'.
Oliver Jackson is 6'.
Vestee Jackson is 6'.